AD9709 查看數據表（PDF） - Analog Devices
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AD9709 Datasheet PDF : 32 Pages
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DIGITAL SPECIFICATIONS
TMIN to TMAX, AVDD = 3.3 V or 5 V, DVDD1 = DVDD2 = 3.3 V or 5 V IOUTFS = 20 mA, unless otherwise noted.
Table 3.
Parameter
DIGITAL INPUTS
Logic 1 Voltage @ DVDD1 = DVDD2 = 5 V
Logic 1 Voltage @ DVDD1 = DVDD2 = 3.3 V
Logic 0 Voltage @ DVDD1 = DVDD2 = 5 V
Logic 0 Voltage @ DVDD1 = DVDD2 = 3.3 V
Logic 1 Current
Logic 0 Current
Input Capacitance
Input Setup Time (tS)
Input Hold Time (tH)
Latch Pulse Width (tLPW, tCPW)
Min
Typ
Max
3.5
5
2.1
3
0
1.3
0
0.9
−10
+10
−10
+10
5
2.0
1.5
3.5
Timing Diagram
See Table 3 and the DAC Timing section for more information about the timing specifications.
tS
tH
DATA IN
(WRT2) (WRT1/IQWRT)
tLPW
(CLK2) (CLK1/IQCLK)
tCPW
IOUTA
OR
IOUTB
tPD
Figure 2. Timing for Dual and Interleaved Modes
AD9709
Unit
V
V
V
V
μA
μA
pF
ns
ns
ns
Rev. B | Page 5 of 32
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